missdivavia missdivavia

02-10-2017
Mathematics

contestada

[tex] \sqrt{26x+13} = x+7[/tex]

Respuesta :

lucyfiennes lucyfiennes

02-10-2017

√26+13 ² = (x+7)²
26x + 13 = X² +14X + 49
26X +13 - X² -14X - 49 = 0
12X - X² - 36 = 0
-(X²-12X+36) = 0
-(X-6)² = 0
(X-6)² = 0
X-6 = 0
X= 6

Answer Link

Otras preguntas

The function of the sinoatrial node is to a. filter lymph. b. prevent blood from backing up into the atrium. c. keep the heart beating. d. divide the right

Sociologists recognize two basic types of stratification. a. true b. false

which structure of the respiratory system plays the main role in carry out the system’s primary function? trachea pharynx alveoli nose

a)b 256What are the values of a and b in the equation(4x[4x2- ?○ a-2, b-4○ a=-2, b-4○ a-2, b=-4○ a-2, b=-422aaaa0000C日

the Lewis structure of HCN contains _______. a.) one double bond and one single bond b.) one triple bond and one single bond c.) two single bonds d.) two doubl

All of the following are assumptions presented by Dalton's atomic theory except that A. atoms combine with other atoms. B. all atoms of different elements are a

Not everyone has the same taste in fashion. different people have different tastes in clothing and accessories. true false

Solve for x: 5x + 15 = 28

zeus industries bought a computer for $2149. it is expected to depreciate at a rate of 25% per year. what will the value of the computer be in 3 years?

Which of the following countries is not located on the equator? a. zaire b. uganda c. south africa d. kenya